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From "haosdent (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-5355) Hsync Metrics error
Date Sat, 16 Nov 2013 06:35:21 GMT

    [ https://issues.apache.org/jira/browse/HDFS-5355?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13824402#comment-13824402
] 

haosdent commented on HDFS-5355:
--------------------------------

Could anybody review this change and give me any advices? Thanks. :-)

> Hsync Metrics error
> -------------------
>
>                 Key: HDFS-5355
>                 URL: https://issues.apache.org/jira/browse/HDFS-5355
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 3.0.0, 2.2.0
>            Reporter: haosdent
>            Priority: Minor
>         Attachments: HDFS-5355.patch
>
>
> The authors before comment "Expect two syncs, one from the hsync, one on close" in TestDataNodeMetrics.java.
In fact there isn't call sync when close. One hsync call would produce two syncs, one for
checksum and the other for block. I modify relate code and make it looks like the hflush metrics.



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